<li [field:global runphp='yes' name=autoindex]
		$a="id='a'";
		$b="id='b'";
		if ((@me%2)==0) @me=$a;
		else @me=$b;
		[/field:global] >
                <span class="date">[[field:pubdate function="MyDate('y-m-d',@me)"/]]</span><a href="[field:arcurl/]">[field:title/]</a></li>